I am new in ASP.net. i have create a webform which contains 2 fields textbox1 and textbox2 and two button new and save. i have included the requirefied validator on textbox1. now when i am clicking on new button it will display message i.e enter id. but on new button click i was fetching Autoid from db. how i can check these validation on save button only. I am using normal button in toolbox.